--- /dev/null
+--- a/configure.ac
++++ b/configure.ac
+@@ -630,6 +630,7 @@ then
+ AC_DEFINE([ENABLE_NTLM], 1, [Define if you want the NTLM authorization support compiled in.])
+ fi
+ else
++ if test x"$ENABLE_NTLM" != xno; then
+ PKG_CHECK_MODULES([NETTLE], nettle, [
+ HAVE_NETTLE=yes
+ LIBS="$NETTLE_LIBS $LIBS"
+@@ -651,6 +652,7 @@ else
+ ENABLE_NTLM=yes
+ AC_DEFINE([ENABLE_NTLM], 1, [Define if you want the NTLM authorization support compiled in.])
+ fi
++ fi
+ fi
+
+ dnl **********************************************************************